3992423983 has 4 divisors (see below), whose sum is σ = 3999343840. Its totient is φ = 3985504128.

The previous prime is 3992423969. The next prime is 3992423993. The reversal of 3992423983 is 3893242993.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3992423983 - 2⁵ = 3992423951 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3992423983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3992423993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3459063 + ... + 3460216.

It is an arithmetic number, because the mean of its divisors is an integer number (999835960).

Almost surely, 2^3992423983 is an apocalyptic number.

3992423983 is a deficient number, since it is larger than the sum of its proper divisors (6919857).

3992423983 is an equidigital number, since it uses as much as digits as its factorization.

3992423983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6919856.

The product of its digits is 2519424, while the sum is 52.

The square root of 3992423983 is about 63185.6311434807. The cubic root of 3992423983 is about 1586.3982371433.

It can be divided in two parts, 399242 and 3983, that added together give a square (403225 = 635²).

The spelling of 3992423983 in words is "three billion, nine hundred ninety-two million, four hundred twenty-three thousand, nine hundred eighty-three".